:root {
  --hc-primary: #00d4ff;       /* Couleur principale (accent) */
  --hc-primary-dark: #00b8e6;  /* Variante plus foncée */
  --hc-secondary: #00ffaa;     /* Couleur secondaire */
  --hc-text-dark: #1a1a2e;     /* Texte foncé */
  --hc-text-light: #ffffff;    /* Texte clair */
  --hc-text-gray: #a5a5a5;     /* Texte gris */
  --hc-bg-dark: #1a1a2e;       /* Fond foncé */
  --hc-bg-darker: #12121f;     /* Fond très foncé */
  --hc-bg-light: #252538;      /* Fond clair (cartes) */
  --hc-bg-lighter: #f8f9fa;   /* Fond très clair (textes) */
  --hc-card: #252538;          /* Fond des cartes */
  --hc-muted: #a5a5a5;         /* Éléments atténués */
  --hc-error: #ff4d4d;        /* Couleur d'erreur */
  --hc-success: #4dff4d;     /* Couleur de succès */
}

/* ========== BASE STYLES ========== */
html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  background-color: var(--hc-bg-dark);
  color: var(--hc-text-light);
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ========== HEADER & NAV ========== */
header {
  background-color: var(--hc-bg-darker);
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

header .logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--hc-primary);
}

nav {
  display: flex;
  gap: 20px;
  margin-top: 10px;
}

nav a {
  color: var(--hc-text-light);
  text-decoration: none;
  transition: color 0.3s;
}

nav a:hover {
  color: var(--hc-primary);
}

/* ========== BUTTONS ========== */
.button {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s;
  text-align: center;
  cursor: pointer;
}

.button-primary {
  background: linear-gradient(135deg, var(--hc-primary), var(--hc-secondary));
  color: var(--hc-text-dark);
  border: none;
}

.button-primary:hover {
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
  transform: translateY(-2px);
}

.button-secondary {
  background: transparent;
  color: var(--hc-primary);
  border: 1px solid var(--hc-primary);
}

.button-secondary:hover {
  background: rgba(0, 212, 255, 0.1);
}

/* ========== HERO & SECTIONS ========== */
.hero {
  background: linear-gradient(180deg, var(--hc-bg-darker) 0%, #0a1628 100%);
  padding: 80px 0;
  text-align: center;
  color: var(--hc-text-light);
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--hc-primary), var(--hc-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 20px;
  max-width: 800px;
  margin: 0 auto 30px;
}

.gradient-hero {
  background: linear-gradient(180deg, #1a1a2e 0%, #0a1628 100%);
}

.gradient-accent {
  background: linear-gradient(135deg, #00d4ff 0%, #00ffaa 100%);
}

/* ========== CARD STYLES ========== */
.card {
  background-color: var(--hc-card);
  border-radius: 8px;
  padding: 30px;
  margin-bottom: 30px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.card-glow {
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.1);
}

.card-glow:hover {
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.2);
}

.btn-glow:hover {
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}

/* ========== FORM STYLES ========== */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  color: var(--hc-text-light);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--hc-bg-lighter);
  border-radius: 6px;
  background-color: var(--hc-bg-darker);
  color: var(--hc-text-light);
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--hc-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.2);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--hc-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.2);
}

/* ========== LEGAL PAGES STYLES ========== */
.legal-content,
.privacy-content {
  max-width: 1000px;
  margin: 0 auto;
  padding: 40px 20px;
  line-height: 1.6;
  color: var(--hc-text-light);
  background-color: var(--hc-bg-dark);
}

.legal-content h1,
.privacy-content h1 {
  font-size: 32px;
  margin-bottom: 20px;
  color: var(--hc-text-light);
}

.legal-content h2,
.privacy-content h2 {
  font-size: 24px;
  margin: 30px 0 15px;
  color: var(--hc-primary);
  border-bottom: 1px solid var(--hc-muted);
  padding-bottom: 10px;
}

.legal-content p,
.privacy-content p {
  margin-bottom: 15px;
  color: var(--hc-text-light);
}

.legal-content ul,
.privacy-content ul {
  margin: 10px 0 10px 20px;
}

.legal-content li,
.privacy-content li {
  margin-bottom: 8px;
  color: var(--hc-text-light);
}

.last-update {
  font-style: italic;
  color: var(--hc-muted);
  margin-bottom: 30px;
}

/* ========== REFERENCES & CASE STUDIES ========== */
.references-sector {
  padding: 60px 0;
}

.reference-card {
  background-color: var(--hc-card);
  margin-bottom: 40px;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.reference-header {
  display: flex;
  align-items: center;
  padding: 20px;
  background-color: var(--hc-bg-darker);
  border-bottom: 1px solid var(--hc-muted);
}

.client-logo {
  margin-right: 20px;
  border-radius: 4px;
  max-height: 60px;
}

.client-info h3 {
  margin: 0;
  font-size: 20px;
  color: var(--hc-text-light);
}

.client-info p {
  margin: 5px 0;
  color: var(--hc-muted);
  font-size: 14px;
}

.reference-content {
  padding: 30px;
  color: var(--hc-text-light);
}

.reference-content h2 {
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--hc-text-light);
}

.context, .solution, .results, .testimonial, .takeaway {
  margin-bottom: 30px;
}

.context h3, .solution h3, .results h3, .testimonial h3, .takeaway h3 {
  font-size: 20px;
  margin-bottom: 15px;
  color: var(--hc-primary);
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin: 20px 0;
}

.result-item {
  text-align: center;
  padding: 15px;
  background-color: var(--hc-bg-darker);
  border-radius: 8px;
  border: 1px solid var(--hc-muted);
}

.result-number {
  font-size: 36px;
  font-weight: bold;
  color: var(--hc-primary);
  display: block;
}

.result-item p {
  margin: 5px 0 0;
  font-size: 14px;
  color: var(--hc-text-light);
}

.result-item small {
  font-size: 12px;
  color: var(--hc-muted);
}

.testimonial blockquote {
  font-style: italic;
  margin: 20px 0;
  padding: 20px;
  background-color: var(--hc-bg-darker);
  border-left: 4px solid var(--hc-primary);
  border-radius: 0 8px 8px 0;
  color: var(--hc-text-light);
}

.testimonial cite {
  font-weight: 600;
  color: var(--hc-muted);
  margin-top: 10px;
}

.takeaway ul {
  margin: 15px 0;
  padding-left: 20px;
}

.takeaway li {
  margin-bottom: 10px;
  color: var(--hc-text-light);
}

.cta {
  margin-top: 20px;
  text-align: center;
}

/* ========== COOKIE BANNER ========== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.95);
  color: var(--hc-text-light);
  padding: 20px;
  text-align: center;
  z-index: 1000;
  display: none;
}

.cookie-banner p {
  margin: 0 0 15px;
}

.cookie-banner a {
  color: var(--hc-primary);
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
}

.cookie-buttons button {
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-weight: 600;
}

.accept-cookies {
  background: var(--hc-primary);
  color: var(--hc-text-dark);
}

.refuse-cookies {
  background: transparent;
  color: var(--hc-text-light);
  border: 1px solid var(--hc-text-light);
}

/* ========== FOOTER ========== */
footer {
  background-color: var(--hc-bg-darker);
  padding: 30px 0;
  text-align: center;
  color: var(--hc-muted);
}

footer .links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 15px;
}

footer a {
  color: var(--hc-muted);
  text-decoration: none;
}

footer a:hover {
  color: var(--hc-primary);
}

/* ========== ANIMATIONS ========== */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.float-animation {
  animation: float 6s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(0, 212, 255, 0.3); }
  50% { box-shadow: 0 0 40px rgba(0, 212, 255, 0.6); }
}

.pulse-glow {
  animation: pulse-glow 2s ease-in-out infinite;
}

.text-gradient, .gradient-text {
  background: linear-gradient(135deg, var(--hc-primary), var(--hc-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.border-gradient {
  border-image: linear-gradient(135deg, var(--hc-primary), var(--hc-secondary)) 1;
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--hc-bg-darker);
}

::-webkit-scrollbar-thumb {
  background: var(--hc-card);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--hc-primary);
}

/* ========== SELECTION ========== */
::selection {
  background: rgba(0, 212, 255, 0.3);
  color: var(--hc-text-light);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 36px;
  }

  nav {
    flex-wrap: wrap;
  }

  .reference-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .client-logo {
    margin-bottom: 10px;
  }

  .results-grid {
    grid-template-columns: 1fr;
  }
}